package com.qsd.StudentSystem.dao;

import java.util.List;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.qsd.common.po.Clazz;
import com.qsd.common.po.Course;
import com.qsd.common.pojo.ClazzEntity;
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface ClazzDao extends BaseMapper<ClazzEntity> {
	
	Integer queryExist(Clazz clazz);
	int saveStudent(Clazz clazz);
	int removeSudent(Clazz clazz);
	List<Course> queryAllCourses(String username);

}
